The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 11, 1978
Filed:
Dec. 20, 1976
Applicant:
Inventors:
Assignee:
Nippon Kokan Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
219 74 ; 219 591 ; 2191 / ;
Abstract
In a gas shielded arc welding method for a long seam of formed pipe and the like, an improved method of setting up a welding voltage-current such that incomplete short circuiting transfer is performed with a high speed of more than at least 3m/min. and particularly, 5m/min. or more, without requiring stopping of the arc at short circuiting intervals.